Amazon is to the 21st century what Walmart was to the 20th century. Slowly, Amazon is putting its imprint onto more and more areas of business. Already AMZN is one of the world most valuable companies worth more than $725 billion. Their sheer size allows them to go wherever they want. Last year’s jumbo acquisition of Whole Foods is a good example. From these moves, it is clear that Amazon intends to avoid becoming the “one trick pony” that its rival Apple has succeeded in becoming. That means that Amazon must forever be searching for giant technology centric markets. Cryptocurrency...